Home / 142,565,966.80-213,938,909.10-60,684,714.34

Finding the Fourth Proportional to 142,565,966.80, 213,938,909.10 and 60,684,714.34

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Solution

The fourth proportional to 142,565,966.80, 213,938,909.10 and 60,684,714.34 is: 91,065,363.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,565,966.80 : 213,938,909.10 = 60,684,714.34 : x
  2. Step 2: Convert to fraction form
    142,565,966.80/213,938,909.10 = 60,684,714.34/x
  3. Step 3: Cross multiply
    142,565,966.80x = 213,938,909.10 × 60,684,714.34
  4. Step 4: Simplify right side
    142,565,966.80x = 12,982,821,584,944,726
  5. Step 5: Solve for x
    x = 12,982,821,584,944,726/142,565,966.80
  6. Step 6: Final answer
    x = 91,065,363.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.